| 球柔性桨毂直升机气动/机械稳定性分析 |
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| 引用本文： | 凌爱民.球柔性桨毂直升机气动/机械稳定性分析[J].直升机技术,1999(2). |
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| 作者姓名： | 凌爱民 |
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| 作者单位： | 中国直升机设计研究所 景德镇 |
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| 摘 要： | 本文应用有限元法和模态综合技术建立了直升机气动/机械稳定性分析模型,详细讨论了球柔性桨毂旋翼结构和气动耦合对动力系统稳定性特性的影响,分析了导致稳定性特性改变的一些重要参数。
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| 关 键 词： | 球柔性桨毂 气弹耦合 气动/机械稳定性 |
ANALYSIS OF AEROMECHANICAL STABILITY FOR HELICOPTERS WITH SOFT - SPHERE ROTOR HUB |
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| Authors: | Ling Aimin |
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| Abstract: | An Analytical model of helicopter aeromechanical stability has been built up using finite element method and modal synthesis technique in this paper.the effects of structural and aerodynamic coupling of soft-sphere hub rotor on stability behavior of the dynamic system are discussed in detail and some important parameters which give rise to change of stability behavior also analyzed. |
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| Keywords: | soft-sphere hub aeroelaltic coupling aeromechamical stability |
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